*::selection{
    background-color: #00cf8c;
    color: white;
}
/* 登陆部分 */
.loginA {
    position: fixed;
    top: 50px;
    left: 580px;
    width: 360px;
    height: 308px;
    background-color: white;
}

.positioning {
    width: 360px;
    height: 308px;
    position: relative;
}

/* 普通登录和手机登录 */
.positioning>div:nth-child(1)>p {
    margin-top: 40px;
    text-align: center;
    color: #00cf8c;
    font-size: 17px;
}

.positioning>div:nth-child(1)>p span:nth-child(1) {
    cursor: pointer;
    display: inline-block;
    width: 144px;
    height: 47.6px;
    border-bottom: 2px solid #00cf8c;
}

.positioning>div:nth-child(1)>p span:nth-child(2) {
    cursor: pointer;
    display: inline-block;
    width: 144px;
    height: 47.6px;
    /* border-bottom: 2px solid #00cf8c; */
}

/* 输入框 */
.myInput input {
    padding-left: 5px;
    margin-top: 20px;
    margin-left: 30px;
    border: 1px solid #d9d9d9;
    width: 300px;
    height: 28px;
    /* border: none; */
    outline: none;
}
.myInput button{
    display: none;
    margin-left: 215px;
    margin-top: -30px;
    width: 115px;
    height: 30px;
    background-color: #00cf8c;
    color: white;
    border: none;
    border-radius: 15px;
}
#validationCold{
    display: none;
    width: 150px;
}
#phoneNumber{
    display: none;
}
.butn button {
    margin-top: 25px;
    margin-left: 30px;
    text-align: center;
    width: 300px;
    height: 30px;
    background-color: #00cf8c;
    color: white;
    border: none;
}

.butn a {
    margin-top: 15px;
    color: #999999 !important;
    display: inline-block;
    width: 80px;
    height: 47.6px;

}

.butn a:nth-of-type(1) {
    margin-left: 30px;
}

.butn a:nth-of-type(2) {
    margin-left: 165px;
}

.close {
    position: absolute;
    top: -30px;
    right: 15px;
}
/* 登陆部分结束 */
/* 头部区域 */
*{
    margin: 0;
    padding: 0;
}
a{
    text-decoration: none !important;
    color: black !important;
    cursor:pointer;
}
li{
    list-style: none;
}
.header_1{
    margin:20px 0 ;
}
.searchBox{
    margin-left: 150px;
    width: 317px;
    height: 36px;
    border-radius: 19px 0 0 19px;
    border: #d9d9d9 solid 1px;
    background-color: #ffffff;
    outline:none;
    padding: 15px;
    box-sizing: border-box;
}
.searchBox:hover{
    border: #00cf8c solid 1px;
}
.search_1 button{
    margin-left: -4px;
    width: 83px;
    height: 37px;
    background-color: #00cf8c;
    text-align: center;
    color: white;
    border-radius: 0 19px 19px 0;
    border: none;
}
.search_1 img{
    width: 20px;
}
.shop{
    margin-left: 130px ;
}
.shop>img{
    margin-right: 10px;
}
.shop>span{
    margin: 0 10px;
}

.swiper-container {
    width: 1520px;
    height: 400px;
}

.swiper-wrapper {
    width: 4560px;
    height: 400px;
}
.swiper-slide{
    background-repeat: no-repeat;
    background-size: cover;
    background-position:center ;
}
.topNav {
    position: relative;
    height: 50px;

}

.topNav li {
    float: left;
    list-style: none;
    padding-left: 20px;
}

.topNav a {
    color: black;
    padding-left: 20px;
}
.topNav_2{
    line-height: 17px;
}
.topNav_2:hover{
    color: #00cf8c;
}
.topNav_1 {
    width: 150px;
    position: absolute;
    /* top: 25px; */
    left: 60px;
    display: none;
    z-index: 100;
    background-color: #ffffff;
    box-shadow:5px 5px 5px #999999;
}
.topNav_1 p:hover {
    background-color: #94ebcf;
}
.topNav_1 a {
    display: block;
    margin-top: 10px;
}
.topNav_1 a:hover{
    color: #00cf8c !important;


}
.swiper-container{
    width: 100%;
}
.swiper-container img {
    width: 100%;
    height: 100% !important;
}
/* 直播模块开始 */
/* 直播部分左边 */
#homeB{
    display: none;
}
#homeC{
    display: none;
}
#homeD{
    display: none;
}
.live_1{
    padding: 0!important;
    margin-top: 50px;
    height: 350px;
    background-color: #00cf8c;
}
.p_A1{
    background-size: 575px;
    background-image: url(https://online-course.nos-eastchina1.126.net/%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84%E4%B8%8E%E7%AE%97%E6%B3%95%20%E5%9F%BA%E7%A1%80%E7%AF%87%20%E6%8B%B7%E8%B4%9D-1252123020651134976.jpg) !important;

}
.p_A2{
    background-image: url(https://online-course.nos-eastchina1.126.net/直播封面-1254953535796150272.png) !important;

}
.p_A{
    width: 100%;
    height: 350px;
    /* background-size: 100%; */
    background-repeat: no-repeat;
  
    overflow: hidden;
    background-position:top,center;
}
.innerBox1{
    width: 100%;
    height:350px;
    background-color: rgba(2, 1, 2, 0.5);
    text-align: center;
    overflow: hidden;
}
.innerBox1 p{
    font-size: 30px;
    font-weight: 700;
    margin-top: 100px;
    color: white;
}
.innerBox1 span{
    display: inline-block;
    margin-top: 30px;
    color: white;
}
.innerBox1 button{
    margin-top: 20px;
    width: 180px;
    height: 50px;
    background-color: #00cf8c;
    border:none !important;
    color: white;
    font-size: 18px;
} 
/* 直播部分右边 */
.live_2{
    padding: 0 !important;
    margin-top: 50px;
    height: 350px;
    background-color: #f6f6f6;
}
.live_2 ul{
    padding: 0 !important;
}
.live_2 li{
    width: 100%;
    box-sizing: border-box  ;
    border-left: 5px solid transparent;
}
#myTab_A>li span:nth-of-type(1){
    margin-left: 30px;
}
#myTab_A>li span:nth-of-type(2){
    margin-left: 25px;
}
#myTab_A>li span:nth-of-type(3){
    margin-left: 40px;
}
/* .live_2 li:hover{
    border-left: 5px solid #00cf8c;
} */
.live_2 li:hover{
    background-color: white !important;
}
.live_2 li a{
    width: 100%;
    /* height:60px; */
    line-height: 60px !important;
    border-radius: 0 !important;
    border: 0 !important;
}
.nav-tabs{
    border: none !important;
}
/* 免费课程开始 */
.course_1 h2{
    position: relative;
    padding-bottom: 15px;
    text-align: center;
    margin-top: 30px;
    border-bottom: 2px solid #e8e8e8;
}
.course_1 h2 span{
    position: absolute;
    top:10px;
    right: 5px;
}
.free>li{
    padding: 0 10px;
    float: left;
    width: 20%;
}
.free div{
    width: 100%;
    height: 95px;
    overflow: hidden;
}
.free img{
    width: 100%;
    transform: none;
    transition-duration: 600ms;    
}
.free img:hover{
    width: 100%;
    transform:scale(1.15,1.15);
    
}
.free>li>a>p:nth-of-type(1){
    margin: 5px 0 !important;
    font-weight: 700;
}
.free>li>a>p:nth-of-type(2){
    color: #888888;
}
.free>li>a>p:nth-of-type(3){
    color: #00cf8c;
}
.free_2>li>a>p:nth-of-type(3){
    color:red !important;
}
.free_3>li>a>p:nth-of-type(3){
    color:red !important;
}
.free_3>li>a>p>span{
    margin-left: 100px;
    color: #fa8c16;
    background: #fff7e6;
    border: #ffd591 1px solid;
}
.free_2>li>a>p:nth-of-type(3){
    color:red !important;
}
.free_2>li>a>p>span{
    margin-left: 100px;
    color: #fa8c16;
    background: #fff7e6;
    border: #ffd591 1px solid;
}
/* 底部区域 */
.bottom_1 {
    color: #999999;
    background-color: #444546;
    overflow: hidden;
}
.bottom_1 h3{
    margin-top: 30px;
    margin-left: 195px;
}
.bottom_1 p{
    margin-top: 100px;
    margin-bottom: 30px;
    text-align: center;
}
.bottom_1 p::before{
    content: "";
    display: block;
    width: 1000px;
    height: 2px;
    background-color: white;
    margin-left: 260px;
    margin-bottom: 30px;
}
.bottom_2{
    margin-left: 195px; 
    margin-top: 30px;

}
.bottom_2>li {
    float: left;
    padding: 0 20px 0 0;
}
/* 右侧 qq客服 */

.qq{
    position: fixed;
    bottom: 35vh;
    right: 20px;
    width: 70px;
    height: 213px;
    background-color: darkorchid;
    z-index: 999999999999999999;
}
.qq li{
    color: #009688;
    text-align: center;
    background-color: #e6f7ff;
    border-top: 1px solid #e8e8e8;
    width: 100%;
    font-size: 35px;
}
.qq div{
    font-size: 15px;
}
.qq li:hover{
    background-color: #009688;
    color: #ffffff;
}